12000011220112 has 40 divisors (see below), whose sum is σ = 23595391221176. Its totient is φ = 5911065455616.

The previous prime is 12000011220101. The next prime is 12000011220143. The reversal of 12000011220112 is 21102211000021.

It can be written as a sum of positive squares in 4 ways, for example, as 7578260202496 + 4421751017616 = 2752864^2 + 2102796^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12000011220092 and 12000011220101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4833123 + ... + 6881794.

Almost surely, 2^{12000011220112} is an apocalyptic number.

It is an amenable number.

12000011220112 is a deficient number, since it is larger than the sum of its proper divisors (11595380001064).

12000011220112 is a wasteful number, since it uses less digits than its factorization.

12000011220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11715875 (or 11715869 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12000011220112 its reverse (21102211000021), we get a palindrome (33102222220133).

The spelling of 12000011220112 in words is "twelve trillion, eleven million, two hundred twenty thousand, one hundred twelve".